Photo of Miriam C. Thompson

Miriam advises employers across all industries on business immigration and compliance. She has experience with managing the full range of U.S. employment-based immigration filings, including intracompany transferee programs, specialty occupations, traders and investors, labor certifications, trainees, extraordinary ability petitions, religious workers, and national interest waivers. Miriam’s representative matters within her practice area include providing legal and policy guidance to large multinational companies, as well as individual clients, startup companies, and small and mid-size domestic corporations, with a focus on delivering effective strategies in the realm of worksite immigration compliance and U.S. immigration programs.

Miriam also counsels employers in connection with internal and external audits to ensure regulatory compliance with I-9 employment verification, E-Verify, and U.S. Department of Labor requirements. Her representative work includes developing enterprise-wide immigration policies for large employers and advising on immigration-related concerns of companies undergoing corporate restructuring, mergers and acquisitions, and reductions in workforce. She also supports multinational employers with complex global workforce needs and works with professionals from the firm’s labor and employment and tax and benefits groups to provide strategic planning on cross-border employee mobility.

Miriam lived, studied, and worked in Germany, Switzerland, and France. Her native language is German and she is conversational in French.

A recent ICE guidance memo has fundamentally changed the I-9 compliance landscape, exposing employers to immediate fines for errors once considered minor. Greenberg Traurig attorneys outline the key risks and steps employers should take to get ahead of enforcement.…

Continue Reading Immigration Insights Episode 26 | I-9 Enforcement Intensifies: What Employers Need to Fix Now

On March 16, 2026, U.S. Immigration and Customs Enforcement updated its Form I-9 Inspection Fact Sheet, expanding the categories of errors classified as substantive violations and potentially increasing employer liability. The update also reduces the availability of corrective measures during a Form I-9 inspection.
Continue Reading ICE Updates Form I-9 Inspection Guidance, Expands Substantive Violations: Employer Considerations

A growing number of states are considering legislation that would require more employers to use E-Verify, the federal system used to confirm that new hires are authorized to work in the United States. These proposals suggest a broader trend toward increased immigration-related employment compliance and may impact how businesses manage their hiring practices, particularly in sectors with large immigrant workforces.
Continue Reading State-Level E-Verify Proposals Signal Shift in Employment Compliance Landscape

In this episode of Greenberg Traurig’s Big Law Redefined Podcast Immigration Insights Series, Kate Kalmykov and Miriam Thompson delve into the topic of I-9 compliance, a concern for employers in light of evolving government regulations and enforcement priorities.

From understanding the basics of the I-9 form and its completion requirements to navigating E-Verify, electronic systems…

The U.S. Department of State has unexpectedly updated various Consular websites with revised eligibility requirements for the Visa Interview Waiver (also known as dropbox or mail-in) program, reverting to narrower pre-COVID-era eligibility criteria. The interview waiver program simplifies the procedure to apply for a U.S. visa stamp by eliminating the requirement for eligible individuals to…

U.S. immigration laws are playing an increasingly significant role in corporate transactions, and the incoming presidential administration’s expected emphasis on immigration enforcement highlights the importance of addressing these considerations during due diligence. A thorough due diligence process is a critical step for acquiring companies to enhance compliance with immigration laws, evaluate potential liabilities, and identify…

Under the incoming Trump administration, employers should prepare for heightened immigration enforcement and a potential increase in Form I-9 audits conducted by U.S. Immigration and Customs Enforcement (ICE), the Department of Homeland Security agency responsible for I-9 enforcement. During the first Trump administration, ICE audits increased significantly compared to prior years, although enforcement efforts then…

According to the U.S. Treasury Department, every year a significant number of Americans renounce their U.S. citizenship. The reasons vary, and often include a stronger allegiance to another country, family dynamics, or the complexities of U.S. tax and financial regulations for citizens living abroad. Renouncing U.S. citizenship is a major decision with far-reaching consequences.

Why…

On Oct. 2, 2024, U.S. Citizenship and Immigration Services (USCIS) released updated policy guidance clarifying the evidence that may be considered for EB-1A extraordinary ability immigrant visa eligibility. The EB-1A category is designed for applicants who possess extraordinary ability in science, the arts, education, business, or athletics, as demonstrated by sustained national or international acclaim…